Prefabricated Copper Houses, 1931-1932: Building type M3: upper floor beam layout, 1:20

Photomechanical print with wash on paper

Photomechanical print with yellow wash on paper

Photomechanical print with gouache on paper

Photomechanical print with yellow wash on paper

Photomechanical print with red ink and wash on paper

Photomechanical print with wash and typescript on paper

Photomechanical print in orange and dark blue inks on paper

Photomechanical print with applied type on paper

Photomechanical print in gray ink on white paper